R-Point is a 2004 South Korean war-horror film directed by Kong Su-chang. The storyline is set in 1972 during the Vietnam War, and follows a squad of South Korean soldiers who are sent to investigate a missing platoon.

Handguns

Colt M1911A1

Assault Rifles

Colt M16A1

In some scenes, few ROK squad members are seen carrying standard M16A1s. The U.S. Army squad members carry M16A1s as well.

M16A1 with 20 round magazine - 5.56x45mm NATO

Colt M16A2

Lieutenant Choi Tae-in (Gam Wu-seong) is using an M16A2 built on full auto receiver with A1 handguards to impersonate the M16A1. The weapon is distighisued as M16A2 by its complicated range adjustable rear sight and the heavy barrel.

M16A2 - 5.56x45mm NATO

Colt M16A4

Sergeant Jin Chang-rok (Son Byung-ho) and few other ROK squad members are seen using an M16A4. Same as the M16A2 above, the A4 in the film is built on full auto receiver and fitted with an A1 handguards. The weapon is distinguished by its removable carry handle.